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Implant Patient GuideIndependent information on Straumann® implant treatment

Comparison

Straumann BLX vs NobelActive

BLX and NobelActive are both tapered implants designed for high primary stability, often considered for immediate placement. Here is how their designs and public records differ.

What actually differs
  • Both are designed for grip in soft bone and extraction sockets.
  • Material differs: titanium–zirconium (BLX) vs commercially pure titanium (NobelActive).12
  • NobelActive has a longer FDA history (since 2007); BLX was cleared in 2018.31

FeatureStraumann BLXNobelActive
Design
Implant level Bone level4Bone level (root-form)2
Body Fully tapered1Expanding taper, drilling blades at apex2
Threads Self-cutting, pitch 1.7–3.1 mm4Double-lead, reverse cutting flutes2
Material & surface
MaterialWhat the implant is made of Ti-13Zr alloy (Roxolid®)1Commercially pure titanium2
Surface SLActive® or SLA®4TiUltra™5
Connection & sizes
Connection TorcFit™ 7° cone, 6 positions4Internal conical with hex5
Diameters Ø3.5 – 6.5 mm4Ø3.0 – 5.5 mm2
Lengths 6 – 18 mm47 – 18 mm2
Labeling & record
Immediate function (US labeling) Single teeth, with good primary stability1Single/multiple units, immediate/early/delayed, with sufficient stability2
First FDA clearance 2018 (K173961)12007 (NobelActive internal)3

Highlighted rows differ. A design difference is not evidence that one implant gives better results for you. No scores and no winner. The choice is a clinical and restorative decision.

Frequently asked questions

Which is better for immediate implants, BLX or NobelActive?
Both are designed for high primary stability. Whether immediate loading is possible depends on stability measured during surgery, not on the brand.6
Clinical review pending. Facts on this page are checked against the sources listed below (regulatory records, manufacturer documents, peer-reviewed research). A named clinician will review it before we call it medically reviewed.
Last updated 28 Sep 2026 · How we review

Sources

  1. Regulatory recordFDA 510(k) K173961 — Straumann BLX Implant System (510(k) summary) — U.S. Food and Drug Administration, 2018-06-05. Accessed 28 Sep 2026.
  2. Regulatory recordFDA 510(k) K142260 — NobelActive — U.S. Food and Drug Administration, 2015-05-11. Accessed 28 Sep 2026.
  3. Regulatory recordopenFDA: implant 510(k)s with applicant 'Nobel Biocare' (54 records since 1997) — U.S. Food and Drug Administration (openFDA). Accessed 28 Sep 2026.
  4. Manufacturer documentationStraumann® BLX Implant System — Basic Information (702115) — Institut Straumann AG, 2024-11. Accessed 28 Sep 2026.
  5. Regulatory recordFDA 510(k) K202344 — TiUltra Implants and Xeal Abutments (Nobel Biocare) — U.S. Food and Drug Administration, 2020-11-16. Accessed 28 Sep 2026.
  6. Consensus / guidelineMorton D et al. Group 5 ITI Consensus Report: Implant placement and loading protocols — Clin Oral Implants Res, 2023. Accessed 28 Sep 2026.

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